process_node
err = process_node(&commands[index], parent, &nodeh);
status = process_node(node, path, path, args, end_node, end_args);
status = fru_walk_tree(frutree, "", process_node, NULL);
fru_errno_t (*process_node)(fru_nodehdl_t node,
fru_errno_t (*process_node)(fru_nodehdl_t node,
assert(process_node != NULL);
if ((status = process_node(node, path, name, args,
status = fru_walk_tree(next, path, process_node, args);
status = fru_walk_tree(next, prior_path, process_node, args);